|Year|Derby winner|Galaxy|Draw|Chivas|
|---|---|---|---|---|
|2005|Galaxy|5|0|0|
|2006|Galaxy|2|1|1|
|2007|Chivas|1|1|2|
|2008|Galaxy|1|2|0|
|2009|Galaxy|3|2|0|
|2010|Galaxy|2|0|0|
|2011|Galaxy|2|0|0|
|2012|Galaxy|2|0|1|
|2013|Galaxy|2|1|0|
|Total||20|7|4|

Question: what is the different in the number of total wins the galaxy has compared to the number chivas has in the derby?
Answer: 7